black

#000000

#A71B2F

#A71B2F

Contrast Ratio

2.84:1

Delta E

71.03

Very Different

50:50 Mix

Color Values

Format #000000 #A71B2F
HEX #000000 #A71B2F
RGB 0, 0, 0 167, 27, 47
HSL 0.0, 0.0%, 0.0% 351.4, 72.2%, 38.0%
HSV 0.0, 0.0%, 0.0% 351.4, 83.8%, 65.5%
CMYK 0%, 0%, 0%, 100% 0.0%, 83.8%, 71.9%, 34.5%
OKLCH 0.0 0.0 0.0 0.473 0.1729 20.4

Contrast & Accessibility

2.84:1
AA Fail AA Large Fail AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #A71B2F → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #A71B2F

Color Difference (Delta E)

71.03 Very Different
0 — Identical 5 — Similar 25 — Noticeable 100 — Very Different

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #A71B2F);
background: linear-gradient(135deg, #000000, #A71B2F);

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